t_wの輪郭
心理戦
PsyOps
2021/2/8 7:21:00
psychological operations
心理戦
PsyOps
psychological operations
2021/2/8 7:16:00
心理戦
https://en.wikipedia.org/wiki/Psychological_warfare
Information Warfare
Air Force Doctrine Document 2-5.3. Psychological Operations.